/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
angular.module('dashboard')

  .controller('ComposeAppChooseEdgeCtrl', ['$scope',
    function ($scope) {
      'use strict';

      $scope.invalid = {};
      $scope.edge = angular.merge({}, $scope.edge);
      $scope.partitioners = $scope.partitioners.map(function (partitioner) {
        return {
          text: partitioner,
          icon: 'glyphicon glyphicon-random'
        };
      });

      $scope.canSave = function () {
        return _.sum($scope.invalid) === 0 &&
            // todo: check ring graph condition
          ($scope.edge.from.value !== $scope.edge.to.value);
      };

      $scope.save = function () {
        $scope.$hide();
        if ($scope.onChange) {
          $scope.edge.from = $scope.edge.from.value;
          $scope.edge.to = $scope.edge.to.value;
          $scope.edge.id = $scope.edge.from + '_' + $scope.edge.to;
          $scope.onChange($scope.edge);
        }
      }
    }])
;
